Mineral: |
Hematite |
Reference: |
CFKM91 |
SCM Type: |
TL - Triple Layer
(C1: 1.85 F/m2) |
Ionic Strength: |
0.01 mol/L of
NaClO4
|
Site Type: |
»Fe-OH |
PZC: |
7.5 |
pK1: |
4.7 |
pK1°I=0 (Conversion to I = 0): |
4.66 |
pK12.31 nm−2 (normalized): |
5.29 |
pK2: |
10.3 |
pK2°I=0 (Conversion to I = 0): |
10.26 |
pK22.31 nm−2 (normalized): |
9.71 |
Site Density in nm-2: |
9.0331 |
Original Site Density: |
15.0 µmol / m² surface
|
Solid/Liquid Ratio in g/L: |
5.5 |
pH Range: |
4-10 |
Temperature in K: |
298.15 |
Method for Site Density: |
Literature |
Method for Protolysis: | Potentiometric Titration |
Fit Method: | Unknown |
Comment: |
pK2=2*PZC-pK1; SSD from [KTBLS86] (there different values 3.5-22 sites/nm^2); C(0.03M)=1.46 F/m^2, C(0.1M)=2.15 F/m^2 |
|